diff --git a/servers/slapd/overlays/accesslog.c b/servers/slapd/overlays/accesslog.c
index 6b9c729c5e..e7df2bbdee 100644
--- a/servers/slapd/overlays/accesslog.c
+++ b/servers/slapd/overlays/accesslog.c
@@ -1990,11 +1990,11 @@ accesslog_op_mod( Operation *op, SlapReply *rs )
 	}
 			
 	if ( doit ) {
-		slap_callback *cb = op->o_tmpcalloc( 1, sizeof( slap_callback ), op->o_tmpmemctx );
+		slap_callback *cb = op->o_tmpcalloc( 1, sizeof( slap_callback ), op->o_tmpmemctx ), *cb2;
 		cb->sc_cleanup = accesslog_mod_cleanup;
 		cb->sc_private = on;
-		cb->sc_next = op->o_callback;
-		op->o_callback = cb;
+		for ( cb2 = op->o_callback; cb2->sc_next; cb2 = cb2->sc_next );
+		cb2->sc_next = cb;
 
 #ifdef RMUTEX_DEBUG
 		Debug( LDAP_DEBUG_SYNC,